Take this Exam: GCSE Geography: Ecosystems and Food Webs | Zestly

Question 1

In a food chain, what does the arrow between two organisms represent?

Accepted Answer

The direction of energy transfer

Question 2

Which of the following best describes the role of a producer in an ecosystem?

Accepted Answer

An organism that synthesizes its own food using sunlight

Question 3

Which of the following are considered abiotic factors that might limit the growth of plants in a hedgerow?

Accepted Answer

Light intensity

Question 4

What is the primary reason why energy is lost as it moves up through trophic levels in a food chain?

Answer

Because predators are always smaller than their prey

Answer

Because energy is destroyed by decomposers

Answer

Because energy is used for respiration and lost as heat

Answer

Because producers do not contain enough energy

Question 5

Which of the following correctly identifies a difference between a food chain and a food web?

Answer

A food web shows multiple interconnected food chains

Answer

A food chain shows the entire ecosystem, while a food web shows only one species

Answer

A food web only includes producers and decomposers

Answer

A food chain is always circular